*{
    margin: 0;
    padding: 0;
    text-decoration: none;
    list-style: none;
}
.container{
    width: 1200px;
    margin: auto;
    padding-top: 200px;
}
#app ul li{
    float: left;
    width: 110px;
    margin: 0 10px;
    margin-bottom: 10px;
}
#app ul li img{
    vertical-align: middle;
}
#app ul li a{
    color: #333;
    font-size: 14px;
}